Skandapurana 5.207.54

5.207.54

ṣaṣṭhānnakālabhojyasya vratacaryāratasya ca ..
evaṃ tasyā'pi saṃsthasya gataḥ kālo mahānmune ..
na ca tuṣyati deveśa stābhyāṃ dvābhyāṃ kathañcana .. 54 ..

Eating only at the sixth mealtime and dedicated to the observance of vows, / as he also remained thus, O sage, a great period of time elapsed, / yet the lord of gods was by no means pleased with the two of them. // 54